Compared to the rest of the Metro Detroit market, the Oak Park region has more expensive rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 12 listings have been posted online, which means spaces most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 17% of the available space in the Oak Park are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 120 sqft. Most buildings in this area are approximately 1 stories. Most buildings in this area were built in 1960 and are Class Class C.